What is the cheapest airline that flies from Ohio to Ontario?

Frontier, Delta, and Southwest are the most popular carriers operating from Ohio to Ontario

How long does it take to fly to Ontario?

Average flight duration from Ohio to Ontario depends on which airport you fly into and out of. Flying from Cincinnati to Los Angeles is 4h 30m on average, while flying from Columbus to Los Angeles is 4h 35m on average. Los Angeles is the most popular airport in Ontario.

What airlines fly to Ontario?

United Airlines, American Airlines and Delta are the top three most popular airlines that fly to Ontario from Ohio according to our data. United Airlines is the first choice among our users, with 39% of people opting to fly with this airline when traveling to Ontario. Keep in mind that there are 9 different airlines that fly to Ontario on a routine basis, so you have a few additional options to choose from.

When did momondo last update prices for flights from Ohio to Ontario Airport?

Prices for flights from Ohio to Ontario Airport are refreshed on a daily basis.

How many operators does momondo search for flights from Ohio to Ontario Airport?

As of June 2026, there are 5 operators available to choose from for flights from Ohio to Ontario Airport.

How old do you have to be to fly from Ohio to Ontario Airport?

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Ohio to Ontario Airport.

What documentation or ID do you need to fly to Ontario Airport?

The required travel and health documents for your Ontario Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Ontario Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$123 Cheap Flights from Ohio to Ontario in 2026

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Find the cheapest flights from Ohio to Los Angeles

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

7:00 am - 3:54 pm

CLE

ONT

11h 54m

1 stop

3:40 pm - 7:30 am

ONT

CLE

12h 50m

1 stop

$250Frontier

Tue, Aug 25 - Wed, Aug 26

7:00 am - 3:54 pm

CLE

ONT

11h 54m

1 stop

11:50 am - 10:14 pm

ONT

CLE

7h 24m

1 stop

$257Frontier

Sat, Aug 29 - Mon, Aug 31

3:27 pm - 10:26 pm

DAY

ONT

9h 59m

1 stop

10:59 pm - 10:27 am

ONT

DAY

8h 28m

1 stop

$349Delta

Fri, Oct 2 - Fri, Oct 9

6:15 pm - 10:49 pm

CAK

ONT

7h 34m

1 stop

6:46 am - 5:07 pm

ONT

CAK

7h 21m

1 stop

$369United Airlines

Sat, Oct 24 - Sat, Oct 31

7:02 am - 2:09 pm

PIT

ONT

10h 07m

1 stop

6:02 am - 5:25 pm

ONT

PIT

8h 23m

1 stop

$369Alaska Airlines

Tue, Aug 25 - Wed, Aug 26

6:00 am - 11:07 am

DAY

ONT

8h 07m

1 stop

10:59 pm - 10:27 am

ONT

DAY

8h 28m

1 stop

$372Delta

Sat, Oct 3 - Sun, Oct 11

1:52 pm - 8:04 pm

CAK

ONT

9h 12m

1 stop

8:00 pm - 11:39 am

ONT

CAK

12h 39m

2 stops

$374American Airlines

Wed, Oct 21 - Sat, Oct 31

5:51 pm - 10:34 pm

DAY

ONT

7h 43m

1 stop

2:15 pm - 11:44 pm

ONT

DAY

6h 29m

1 stop

$374American Airlines

Mon, Jul 20 - Tue, Aug 4

1:55 pm - 10:59 pm

CAK

ONT

12h 04m

2 stops

6:36 pm - 10:27 am

ONT

CAK

12h 51m

2 stops

$379United Airlines

Sat, Oct 24 - Sat, Oct 31

6:28 pm - 11:16 am

PIT

ONT

19h 48m

1 stop

3:14 pm - 5:25 am

ONT

PIT

11h 11m

1 stop

$386Alaska Airlines

Thu, Sep 10 - Sat, Sep 12

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United Airlines flights from Ohio to Ontario

Our best United Airlines deals on Ohio to Ontario flight tickets

United Airlines

Oct 24

CAK6:15 pmAkron/Canton

7h 34m

1 stop

ONT10:49 pmOntario

Oct 31

ONT6:46 amOntario

7h 21m

1 stop

CAK5:07 pmAkron/Canton

$369

United Airlines

Oct 24

CAK1:55 pmAkron/Canton

12h 04m

2 stops

ONT10:59 pmOntario

Oct 31

ONT6:36 pmOntario

12h 51m

2 stops

CAK10:27 amAkron/Canton

$379

United Airlines

Oct 21

CAK6:15 pmAkron/Canton

7h 34m

1 stop

ONT10:49 pmOntario

Oct 31

ONT6:46 amOntario

7h 21m

1 stop

CAK5:07 pmAkron/Canton

$409

Frontier flights from Ohio to Ontario

Our best Frontier deals on Ohio to Ontario flight tickets

Frontier

Aug 25

CLE7:00 amCleveland Hopkins Intl

11h 54m

1 stop

ONT3:54 pmOntario

Aug 26

ONT3:40 pmOntario

12h 50m

1 stop

CLE7:30 amCleveland Hopkins Intl

$250

Frontier

Aug 29

CLE7:00 amCleveland Hopkins Intl

11h 54m

1 stop

ONT3:54 pmOntario

Aug 31

ONT11:50 amOntario

7h 24m

1 stop

CLE10:14 pmCleveland Hopkins Intl

$257

Frontier

Jul 15

CLE8:22 pmCleveland Hopkins Intl

14h 41m

1 stop

ONT8:03 amOntario

Jul 18

ONT11:52 amOntario

7h 02m

1 stop

CLE9:54 pmCleveland Hopkins Intl

$258

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

ClevelandOntario

CLE - ONT

CLEONT

Cleveland Hopkins Intl

Tue 8/25

7:00 am-3:54 pm

1 stop11h 54m

Ontario

Wed 8/26

3:40 pm-7:30 am

1 stop12h 50m

$250

ClevelandOntario

CLE - ONT

CLEONT

Cleveland Hopkins Intl

Sat 8/29

7:00 am-3:54 pm

1 stop11h 54m

Ontario

Mon 8/31

11:50 am-10:14 pm

1 stop7h 24m

$257

DaytonOntario

DAY - ONT

DAYONT

Dayton

Fri 10/2

3:27 pm-10:26 pm

1 stop9h 59m

Ontario

Fri 10/9

10:59 pm-10:27 am

1 stop8h 28m

$349

AkronOntario

CAK - ONT

CAKONT

Akron/Canton

Sat 10/24

6:15 pm-10:49 pm

1 stop7h 34m

Ontario

Sat 10/31

6:46 am-5:07 pm

1 stop7h 21m

$369

PittsburghOntario

PIT - ONT

PITONT

Pittsburgh

Tue 8/25

7:02 am-2:09 pm

1 stop10h 07m

Ontario

Wed 8/26

6:02 am-5:25 pm

1 stop8h 23m

$369

DaytonOntario

DAY - ONT

DAYONT

Dayton

Sat 10/3

6:00 am-11:07 am

1 stop8h 07m

Ontario

Sun 10/11

10:59 pm-10:27 am

1 stop8h 28m

$372

AkronOntario

CAK - ONT

CAKONT

Akron/Canton

Wed 10/21

1:52 pm-8:04 pm

1 stop9h 12m

Ontario

Sat 10/31

8:00 pm-11:39 am

2 stops12h 39m

$374

Quickest round-trip

DaytonOntario

DAY - ONT

DAYONT

Dayton

Mon 7/20

5:51 pm-10:34 pm

1 stop7h 43m

Ontario

Tue 8/4

2:15 pm-11:44 pm

1 stop6h 29m

$374

AkronOntario

CAK - ONT

CAKONT

Akron/Canton

Sat 10/24

1:55 pm-10:59 pm

2 stops12h 04m

Ontario

Sat 10/31

6:36 pm-10:27 am

2 stops12h 51m

$379

PittsburghOntario

PIT - ONT

PITONT

Pittsburgh

Thu 9/10

6:28 pm-11:16 am

1 stop19h 48m

Ontario

Sat 9/12

3:14 pm-5:25 am

1 stop11h 11m

$386

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Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Ohio to Ontario

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Other information

What is the cheapest month to fly to Ontario?

In general, October is the cheapest month to fly from Ohio to Ontario. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $85. If you aren’t able to travel during the month of October, then book flights to Ontario from Ohio during August instead. Flights to Ontario in August, while not as cheap as those in October, still average around $127.

How far in advance should I book a flight from Ohio to Ontario?

You are more likely to see cheaper flights to Ontario from Ohio when booking week ahead of your departure date. In general, you can expect to find flights to Ontario for around $395 when searching week out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Ontario from Ohio for as low as $305 on momondo.

Can stopping save me money on Ohio to Ontario flights?

You could potentially save up to 18% on your flight if you consider stops on a Ohio to Ontario flight.

Cheap Ohio to Ontario flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Ohio to Ontario

Fastest flight time	6h 14m
Direct flights	None

The fastest flight from Ohio to Ontario takes 6h 14m

There are no direct flights from Ohio to Ontario. There are no popular flight routes from Ohio to Ontario.

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Frequently asked questions about flying from Ohio to Ontario

When did momondo last update prices for flights from Ohio to Ontario Airport?
Prices for flights from Ohio to Ontario Airport are refreshed on a daily basis.
How many operators does momondo search for flights from Ohio to Ontario Airport?
As of June 2026, there are 5 operators available to choose from for flights from Ohio to Ontario Airport.
How old do you have to be to fly from Ohio to Ontario Airport?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Ohio to Ontario Airport.
What documentation or ID do you need to fly to Ontario Airport?
The required travel and health documents for your Ontario Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Ontario Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from Ohio to Ontario

Compare and see reviews for airlines that fly from Ohio to Ontario with momondo

Airline	Rating	Free Cancellation	Price
Frontier	PriceFrom $157	Free Cancellation	Rating 5.6 2,871 reviews	Search Frontier flights
Delta	PriceFrom $179	Free Cancellation	Rating 7.8 8,421 reviews	Search Delta flights
American Airlines	PriceFrom $246	Free Cancellation	Rating 7.1 11,739 reviews	Search American Airlines flights
Southwest	PriceFrom $279	Free Cancellation	Rating 7.9 4,243 reviews	Search Southwest flights
United Airlines	PriceFrom $286	Free Cancellation	Rating 7.4 9,875 reviews	Search United Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Ohio to Ontario?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Ohio to Ontario. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Ohio to Ontario with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Ontario from Ohio with this policy.

How can momondo help me find flights from Ohio to Ontario?

momondo helps you find the best flight between Ohio and Ontario by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Ohio to Ontario right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Ohio to Ontario now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Ontario and let you know when they change.

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Cheap flights from Ohio to Los Angeles from $123

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Ohio to Los Angeles departing on 7/28. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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How to get the cheapest flight ticket from Ohio to Ontario

What is the cheapest month to fly to Ontario?

How far in advance should I book a flight from Ohio to Ontario?

Can stopping save me money on Ohio to Ontario flights?

What is the cheapest airline that flies from Ohio to Ontario?

What airlines fly to Ontario?

How long does it take to fly to Ontario?

Cheap Ohio to Ontario flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Ohio to Ontario

Fastest flight time

Direct flights

Frequently asked questions about flying from Ohio to Ontario

Best airlines flying from Ohio to Ontario

Compare and see reviews for airlines that fly from Ohio to Ontario with momondo

Why use momondo?

An easier way to manage your Ontario trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to the United States

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